Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 02-11-2020 and time 04:52:31 (Italy) in region 3 km W Caldarola (MC)

A magnitude ML 0.8 earthquake occured in region: 3 km W Caldarola (MC), on

  • 02-11-2020 03:52:31 (UTC)
  • 02-11-2020 04:52:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1320, 13.1860 at 15 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Caldarola MC 4 1823 1823
Serrapetrona MC 5 966 2789
Belforte del Chienti MC 6 1886 4675
Cessapalombo MC 7 512 5187
Camporotondo di Fiastrone MC 7 563 5750
Camerino MC 10 6974 12724
Fiastra MC 11 559 13283
San Severino Marche MC 11 12726 26009
San Ginesio MC 11 3498 29507
Pievebovigliana MC 11 866 30373
Acquacanina MC 11 121 30494
Tolentino MC 12 20069 50563
Muccia MC 13 915 51478
Fiordimonte MC 13 202 51680
Castelraimondo MC 14 4587 56267
Sarnano MC 14 3264 59531
Gualdo MC 14 815 60346
Colmurano MC 14 1263 61609
Pieve Torina MC 15 1458 63067
Ripe San Ginesio MC 15 852 63919
Gagliole MC 15 620 64539
Bolognola MC 16 142 64681
Pioraco MC 17 1134 65815
Urbisaglia MC 17 2628 68443
Sant'Angelo in Pontano MC 18 1436 69879
Loro Piceno MC 19 2401 72280
Sefro MC 19 422 72702
Matelica MC 20 9981 82683

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km E of Foligno (57155 inhabitants)
60 Km SW of Ancona (100861 inhabitants)
65 Km E of Perugia (166134 inhabitants)
67 Km NW of Teramo (54892 inhabitants)
77 Km NE of Terni (111501 inhabitants)
80 Km S of Fano (60888 inhabitants)
89 Km N of L'Aquila (69753 inhabitants)
89 Km S of Pesaro (94582 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev100 		ML 0.8 2020-11-02
03:52:31		 43.1322 13.1858 15 2020-11-02
23:11:59		 Sala Sismica INGV-Roma 84400941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-02 03:52:31 ± 0.08
Latitude 43.1322 ± 0.0027
Longitude 13.1858 ± 0.0049
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 84400941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 379
Semi-minor axis of confidence ellipse (meter) 155
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 265
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.25451
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 11
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 84400941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-02 23:11:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SFI.EHZ. 2020-11-02T03:53:12.65 3.0 undecidable manual S -1.98 0
IV.FIR.HHZ. 2020-11-02T03:53:01.39 3.0 undecidable manual P 1.51 0
IV.SNTG.HHZ. 2020-11-02T03:52:41.03 0.3 undecidable manual S 305 24.0537 109 0.2 70
IV.MMO1.EHZ. 2020-11-02T03:52:41.75 0.3 undecidable manual S 156 28.2495 105 -0.15 70
IV.MC2.EHZ. 2020-11-02T03:52:41.07 0.3 undecidable manual S 179 24.4533 109 0.13 70
IV.CESI.HHZ. 2020-11-02T03:52:41.71 0.3 undecidable manual S 238 26.8509 106 0.18 69
IV.EL6.EHZ. 2020-11-02T03:52:40.64 0.3 undecidable manual S 343 22.8549 111 0.1 72
IV.SAP2.EHN. 2020-11-02T03:52:39.57 0.6 undecidable manual S 103 17.6712 119 0.29 46
IV.GUMA.HHZ. 2020-11-02T03:52:38.92 0.3 undecidable manual S 122 14.3745 127 0.4 68
IV.FDMO.HHZ. 2020-11-02T03:52:38.29 0.3 undecidable manual S 217 13.2756 130 -0.01 73
IV.CESI.HHZ. 2020-11-02T03:52:37.38 0.1 undecidable manual P 238 26.8509 106 -0.01 96
IV.MDAR.HNN. 2020-11-02T03:52:37.27 0.3 undecidable manual S 333 7.5813 148 -0.02 74
IV.MMO1.EHZ. 2020-11-02T03:52:37.31 0.1 undecidable manual P 156 28.2495 105 -0.3 91
IV.CSP1.EHZ. 2020-11-02T03:52:37.00 0.3 undecidable manual S 161 4.6953 159 0.04 74
IV.MC2.EHZ. 2020-11-02T03:52:36.95 0.1 undecidable manual P 179 24.4533 109 -0.1 95
IV.SAP2.EHN. 2020-11-02T03:52:36.11 0.3 undecidable manual P 103 17.6712 119 0.01 73
IV.EL6.EHZ. 2020-11-02T03:52:36.88 0.1 undecidable manual P 343 22.8549 111 0.06 97
IV.PF6.EHZ. 2020-11-02T03:52:36.44 0.3 undecidable manual S 48 0.8991 176 -0.3 71
IV.SNTG.HHZ. 2020-11-02T03:52:36.93 0.1 undecidable manual P 305 24.0537 109 -0.06 96
IV.GUMA.HHZ. 2020-11-02T03:52:35.74 0.1 undecidable manual P 122 14.3745 127 0.08 97
IV.FDMO.HHZ. 2020-11-02T03:52:35.46 0.1 undecidable manual P 217 13.2756 130 -0.07 98
IV.CSP1.EHZ. 2020-11-02T03:52:34.76 0.1 undecidable manual P 161 4.6953 159 0 100
IV.MDAR.HNN. 2020-11-02T03:52:34.75 0.3 undecidable manual P 333 7.5813 148 -0.2 71
IV.PF6.EHZ. 2020-11-02T03:52:34.47 0.6 undecidable manual P 48 0.8991 176 -0.16 49
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:1.0 0.0001085 1.2 AML other m 2020-11-02T03:52:37.38
IV.CSP1.EHE. ML:1.0 0.00011449999999999999 0.5 AML other m 2020-11-02T03:52:38.10
IV.FDMO.HHN. ML:0.9 0.00006145 0.16 AML other m 2020-11-02T03:52:38.47
IV.FDMO.HHE. ML:0.8 0.000050100000000000005 0.46 AML other m 2020-11-02T03:52:38.52
IV.GUMA.HHN. ML:1.2 0.0001375 0.24 AML other m 2020-11-02T03:52:39.15
IV.GUMA.HHE. ML:1.3 0.00014600000000000003 0.58 AML other m 2020-11-02T03:52:39.40
IV.GUMA.HNE. ML:1.2 0.00013342505 0.2176 AML other m 2020-11-02T03:52:39.14
IV.EL6.EHE. ML:0.5 0.000019424609999999998 0.1184 AML other m 2020-11-02T03:52:42.21
IV.EL6.EHN. ML:0.5 0.000018284925 0.16 AML other m 2020-11-02T03:52:42.90
IV.SNTG.HHE. ML:0.7 0.000025243814999999998 0.1408 AML other m 2020-11-02T03:52:41.38
IV.SNTG.HHN. ML:0.8 0.000035637085 0.16 AML other m 2020-11-02T03:52:41.33
IV.CESI.HHE. ML:0.5 0.000015068916999999999 0.1824 AML other m 2020-11-02T03:52:42.95
IV.CESI.HHN. ML:0.7 0.000024456945 0.2016 AML other m 2020-11-02T03:52:42.27
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download